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ICP 多元素标准液 I (19 elements in dilute nitric acid) CertiPUR®
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ICP 多元素标准液 XIII (15 elements in diluted nitric acid) CertiPUR®
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Sodium carbonate anhydrous, 99.999% trace metals basis | 纯碱99.999% trace metals basis | MedChemExpress (MCE)
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五氟苯甲醛,653-37-2,>96.0%(GC
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锆标准溶液,7440-67-7,1000μg/ml, in 1.0mol/L HNO3 and trace HF
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TRACE™ TR-FAME GC 色谱柱
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Potassium chloride, ≥99.99% trace metals basis | 氯化钾 | MedChemExpress (MCE)
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TRACE TR-WAX GC 色谱柱
赛默飞美国Thermo Scientific TRACE TR-WAX GC 色谱柱是通用型的高极性色谱柱。 极性相、聚乙二醇高交链和完全去活性可使
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Zinc chloride, 99.999% trace metals basis | 氯化锌 | MedChemExpress (MCE)
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